>2c4jB (B:) observed residues (from ATOM records)
pmtlgywnirglahsirllleytdssyeekkytmgdapdydrsqwlnekfklgldfpnlp
ylidgthkitqsnailryiarkhnlcgesekeqiredilenqfmdsrmqlaklcydpdfe
klkpeylqalpemlklysqflgkqpwflgdkitfvdfiaydvlernqvfepscldafpnl
kdfisrfeglekisaymkssrflprpvfskmavwgnk